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Q2. (25) A 500-KV, three-phase transmission line is 260 km long. The series impedance is z = 0.05 +0.51 per phase per km and
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Q2) SOL) Z 0.05 +10.5 dl km 54x156 vlem Y= , d2260 km 7- 12y = characteristie impedance 3Zc= 354.43 4-2085 012 362 foartrosiosinh(81)= 0.017 & 2 0.359 DEAR WRh(&112 0.934 + 16.5674103 0.934 28.403° B2 Ze sinnel) (0.017 +1 0.359) +354.43 € 2.65) 127.3zy (1346208) (8512X164) - 0.068 <17403 2y = 0.034 LIAU. zo 11 D-A= (1+2) = t 0.068 2174.50 ARD = 0.99 Looy 2° B = Zi 134130i

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